此演示向您展示如何在 PowerPoint 文档中搜索特定文本并替换匹配的文本。

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package ppt;

import com.spire.presentation.*;

import java.awt.*;
import java.util.HashMap;
import java.util.Map;

public class FindAndReplaceDemo {

    public void findOrReplace(String filePath,String changeType, String text, String newText, String resultFilePath) throws Exception {
        Presentation presentation = new Presentation();
        presentation.loadFromFile(filePath);
        switch (changeType){
            case "FIND":
                findText(presentation,text);
                break;
            case "REPLACE":
                replaceText(presentation,text,newText);
                break;
        }
        presentation.saveToFile(resultFilePath,FileFormat.PPTX_2013);
    }

    private void findText(Presentation presentation, String text){
        for(int i = 0; i < presentation.getSlides().getCount();i++){
            ISlide slide = presentation.getSlides().get(i);
            for (int j = 0; j < slide.getShapes().getCount();j++){
                IAutoShape shape = (IAutoShape)slide.getShapes().get(j);
                TextHighLightingOptions options = new TextHighLightingOptions();
                options.setWholeWordsOnly(true);
                options.setCaseSensitive(true);
                shape.getTextFrame().highLightText(text, Color.yellow, options);
            }
        }
    }

    private void replaceText(Presentation presentation, String oldText, String newText){
        for(int i = 0; i < presentation.getSlides().getCount();i++){
            ISlide slide = presentation.getSlides().get(i);
            Map map = new HashMap<>();
            map.put(oldText,newText);
            replaceTags(slide,map);
        }
    }

    private static void replaceTags(ISlide pSlide, Map tagValues) {
        for (int i = 0; i < pSlide.getShapes().getCount(); i++) {
            IShape curShape = pSlide.getShapes().get(i);
            if (curShape instanceof IAutoShape) {
                for (int j = 0; j < ((IAutoShape) curShape).getTextFrame().getParagraphs().getCount(); j++) {
                    ParagraphEx tp = ((IAutoShape) curShape).getTextFrame().getParagraphs().get(j);
                    for (Map.Entry entry : tagValues.entrySet()) {
                        String mapKey = entry.getKey();
                        String mapValue = entry.getValue();
                        if (tp.getText().contains(mapKey)) {
                            tp.setText(tp.getText().replace(mapKey, mapValue));
                        }
                    }
                }
            }
        }
    }
}
                        

using Spire.Presentation;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DemoOnlineCode
{
    class HighlightOrReplace
    {
        public void HighlightOrReplaceDemo(string filePath, string format, string text, string newText,  string resultFileName)
        {
            Presentation presentation = new Presentation();
            presentation.LoadFromFile(filePath);
            switch (format)
            {
                case "HIGHLIGHT":
                    HighlightText(presentation,text,resultFileName);
                    break;

                case "REPLACE":
                    ReplaceText(presentation, text, newText, resultFileName);
                    break;
            }
        }

        private static void HighlightText(Presentation presentation, string text, string resultFileName)
        {
            foreach (ISlide slide in presentation.Slides)
            {
                foreach (IShape shape in slide.Shapes)
                {
                    if (shape is IAutoShape)
                    {
                        IAutoShape autoShape = shape as IAutoShape;
                        TextHighLightingOptions options = new TextHighLightingOptions();
                        options.WholeWordsOnly = true;
                        options.CaseSensitive = true;
                        autoShape.TextFrame.HighLightText(text, Color.Yellow, options);
                    }
                }
            }
            presentation.SaveToFile(resultFileName+".pptx", FileFormat.Pptx2013);
        }

        private static void ReplaceText(Presentation presentation, string oldText, string newText, string resultFileName)
        {
            Dictionary tagValues = new Dictionary();
            tagValues.Add(oldText,newText);
            foreach (ISlide slide in presentation.Slides)
            {
                ReplaceTags(slide, tagValues);
            }
            presentation.SaveToFile(resultFileName + ".pptx", FileFormat.Pptx2013);
        }
        private static void ReplaceTags(ISlide pSlide, Dictionary TagValues)
        {
            foreach (IShape curShape in pSlide.Shapes)
            {
                if (curShape is IAutoShape)
                {
                    foreach (TextParagraph tp in (curShape as IAutoShape).TextFrame.Paragraphs)
                    {
                        foreach (var curKey in TagValues.Keys)
                        {
                            if (tp.Text.Contains(curKey))
                            {
                                tp.Text = tp.Text.Replace(curKey, TagValues[curKey]);
                            }
                        }
                    }
                }
            }
        }

    }
}